IBM NORC, provided for punched card input/output. Card readers and punches, either connected to computers or in off-line card to/from magnetic tape configurations...

A punched card (also punch card or punched-card) is a piece of card stock that stores digital data using punched holes. Punched cards were once common...

Memory card Physical security Punched card Punched card input/output Tabulating machine Unit record equipment Wikimedia Commons has media related to Card readers...

Wiktionary, the free dictionary. Display device Expansion card Punched card input/output Punched tape Video game accessory Laplante, Philip A. (2000). Dictionary...

punched cards contained data to be processed by those machines. For computers equipped with a punched card input/output device the resulting punched cards...

input devices are also used with speech recognition software. Microphones MIDI keyboard or other digital musical instrument Punched cards and punched...

Card Read Punch Models 5, 6, and 7 (PDF). 1442 ... and/or (emphasis added) IBM 2501 "Punched Card Input/Output Devices". Eighty-column punched card input...

programmers created, edited and stored their programs line by line on punch cards. A punched card is a flexible write-once medium that encodes data, most commonly...

braille readers. In an industrial setting, output devices also include "printers" for paper tape and punched cards, especially where the tape or cards...

as a double dagger symbol, ‡) 1 1 0 0  – Numeric Blank (blank for punched card output formatting) 1 1 1 1  – Group Mark (right most end of a group of records...

punched card sorter is a machine for sorting decks of punched cards. Sorting was a major activity in most facilities that processed data on punched cards...

preconnected input and output communication channels between a computer program and its environment when it begins execution. The three input/output (I/O) connections...

Punched tape or perforated paper tape is a form of data storage device that consists of a long strip of paper through which small holes are punched. It...

The IBM 1402 was a high-speed card reader/punch introduced on October 5, 1959 as a peripheral input/output device for the IBM 1401 computer. It was later...

characters in length. Card image files stored on magnetic tape or disk were usually used for simulated card input or output. A punched card typically held multiple...

data to punched cards. With the development of computers, punched cards were also produced by computer output devices. IBM collators had two input hoppers...

Punched card input/output Computer programming in the punched card era IBM Corporation (1967). IBM Field Engineering Theory of Operation: 2501 Card Reader...

equipment, allowing all 705 peripherals, including punched card input/output with the IBM 7502 card reader, line printers and the IBM 727 magnetic tape...

The IBM 2540 is a punched-card computer peripheral manufactured by IBM Corporation for use of System/360 and later computer systems. The 2540 was designed...

often equipped with a punch card reader and a line printer. Sometimes asymmetric multiprocessing is used to spool batch input and output for one or more large...

were also initially marketed with many of the same peripherals. Punched card input/output "Data Communications Products and Systems" (PDF). "CDC 3100 (Control...

possible. The input side of the user interfaces for batch machines was mainly punched cards or equivalent media like paper tape. The output side added line...

Input and output for SAP are via punched cards or card images on tape. Input is in fixed format. Output consists of absolute or relocatable punched cards...

Input/Output Control System (IOCS) is any of several packages on early IBM entry-level and mainframe computers that provided low level access to records...

The IBM 533 Input-Output Unit, announced on July 2, 1953, was a punched card reader and punch that served as the primary input-output unit for the IBM...

into the machine to run the program (using punched cards for data input, and outputting results onto punched cards). Two versions existed for the 650s...

Paper Tape Punch IBM 1057: Punched Card Output IBM 1058: Printing Card Punch Output IBM 1092: Programmed Keyboard (keyboard storage for input to 1050) IBM...

volumes of data could be submitted as input via magnetic tapes created on offline card to tape system and made as output via a separate offline tape to printer...

the punched card reader. Text (which could be data or source code) was punched off-line using a keypunch machine. Most early computers used punched cards...

remainders) for a function is an input-sequence (a series of bits) for which the function output does not matter. An input that is known never to occur is...